2517239 has 2 divisors, whose sum is σ = 2517240. Its totient is φ = 2517238.

The previous prime is 2517233. The next prime is 2517269. The reversal of 2517239 is 9327152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2517239 - 2¹² = 2513143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2517233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1258619 + 1258620.

It is an arithmetic number, because the mean of its divisors is an integer number (1258620).

2^2517239 is an apocalyptic number.

2517239 is a deficient number, since it is larger than the sum of its proper divisors (1).

2517239 is an equidigital number, since it uses as much as digits as its factorization.

2517239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 2517239 is about 1586.5809150497. The cubic root of 2517239 is about 136.0321254846.

The spelling of 2517239 in words is "two million, five hundred seventeen thousand, two hundred thirty-nine".